1. Analytical Chemistry and Control Department, Hot laboratories Center, Egyptian Atomic Energy Authority, P. O. Box 13759 CAIRO EGYPT
2. Radioisotopes Production Facility (RPF) Second Research Reactor (ETRR-2) and Labeled Compounds Department, Hot laboratories Center, Egyptian Atomic Energy Authority, P. O. Box 13759 CAIRO EGYPT
3. Nuclear Chemistry Department Hot Laboratories Center, Egyptian Atomic Energy Authority, P.O. Box 13759 CAIRO EGYPT